45745311725 has 12 divisors (see below), whose sum is σ = 56726929140. Its totient is φ = 36594480000.

The previous prime is 45745311707. The next prime is 45745311739. The reversal of 45745311725 is 52711354754.

It can be written as a sum of positive squares in 6 ways, for example, as 43850884 + 45701460841 = 6622^2 + 213779^2 .

It is not a de Polignac number, because 45745311725 - 2¹⁴ = 45745295341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 796475 + ... + 851975.

It is an arithmetic number, because the mean of its divisors is an integer number (4727244095).

Almost surely, 2^45745311725 is an apocalyptic number.

It is an amenable number.

45745311725 is a deficient number, since it is larger than the sum of its proper divisors (10981617415).

45745311725 is a wasteful number, since it uses less digits than its factorization.

45745311725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88480 (or 88475 counting only the distinct ones).

The product of its digits is 588000, while the sum is 44.

The spelling of 45745311725 in words is "forty-five billion, seven hundred forty-five million, three hundred eleven thousand, seven hundred twenty-five".